The utility model discloses a drilling rod cleaner, including two packages clamp platforms, two packages press from both sides platforms all to be established in level separation track, and two packages press from both sides the relative terminal surfaces of platform and are equipped with the semicircular taper recess respectively, and the brush is installed to the concave surface of semicircular taper recess, every the edge of semicircular taper recess is equipped with the electro -magnet, and two package clamp platforms are carried at the one end side fixed mounting who keeps away from the semicircular taper recess and are drawn the spring, put forward the other one end and level separation between tracks connection of drawing the spring, and the electro -magnet all is connected through wire and controller, and two packages all are equipped with the water course in pressing from both sides platforms, and the brush is access to to water course one end, and it is outside that the other end accesss to packet clamp platform, parallel connection water receiving pipe. The utility model discloses can the self - cleaning drilling rod, avoided artifical and operated under adverse circumstances, improved the cleaning efficiency of drilling rod.